lacertid vs lizard

lacertid and lizard both are nouns.

Word	Noun	Adjective	Verb	Adverb
lacertid	Yes	No	No	No
lizard	Yes	No	No	No

As nouns, lizard is a hypernym of lacertid; that is, lizard is a word with a broader meaning than lacertid:

lacertid: Old World terrestrial lizard
lizard: relatively long-bodied reptile with usually two pairs of legs and a tapering tail

lacertid (noun)	lizard (noun)
Old World terrestrial lizard	relatively long-bodied reptile with usually two pairs of legs and a tapering tail
	a man who idles about in the lounges of hotels and bars in search of women who would support him